DWR Finishing technology - also impregnation, which prevents the penetration of water into the interior of the material. Material with DWR impregnation causes water to run down the surface of the material in droplets.

GrowUp System - the product grows with your child, thanks to the possibility of adjusting the length of the sleeves or pants according to the child's height. Regulation with snaps, so you can use the clothes for several seasons.

Taped seams - Products with taped seams are completely waterproof. 

4F Neo Dry membrane - the benefits of the membrane include breathability, water resistance, wind resistance, durable surface treatment and extra wearing comfort.

Water column 10,000mm - The water column expresses the waterproofness of functional clothing and its value is given in millimeters. According to the h value of the water column , you will find out how much volume (column) of water a particular fabric can withstand before water starts to seep through . If the water pressure exceeds the given limit, the fabric will start to seep water and become wet. The longer you move in a humid or wet environment, the more waterproof your clothing becomes. When buying clothing with a water column, it is good to consider the environment and how you will use the clothing.